sorry for the late reply iv been working 8 hours everyday.
even after i made PE at 0km and subtracted mgh100km from 400km i got 2200 I am not sure what you mean any more hits? please lol?
honestly i guess i don't really know what lofty means haha
Homework Statement
A 1600 kg object is initially at rest 400 km above the earth’s surface. The object falls straight
down and generates 8.3 x10^8J of heat energy while descending to an altitude of 100 km.
Homework Equations
KE+PE+HEAT=KE+PE+HEAT
The Attempt at a Solution
i made...
Homework Statement
16. A car completes a horizontal circle of radius r in time T. The same car then completes a larger horizontal circle of radius 2r in half the time. What is the ratio of the centripetal acceleration ac for the car in the second circle to that in the first circle a c2 a c1...